Tongyeong
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Tongyeong Weather in December

Tongyeong in December sees low daytime temperatures of 10°C (50°F) and nighttime lows of 4°C (39°F). With just 34 mm (1.3 in) of rainfall on average, it's the driest month of the year.

Rainfall in Tongyeong in December

This month sees the least rain of the year, making it well suited for outdoor adventures, even if you'll need a jacket. Historically, December sees about 4 days of rain, with a monthly average of 34 mm (1.3 in). The rain this month typically falls in concentrated bursts rather than all-day showers. Expect a few heavier spells rather than constant grey skies.

Temperature in Tongyeong in December

Expect highs of 10°C (50°F) in Tongyeong in December, with nights dropping to around 4°C (39°F). December is part of winter. Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. With lows around 4°C (39°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Tongyeong in December

The month experiences a moderate amount of sunlight, with 186 hours of sunshine. This provides a nice balance between sunshine and clouds.

Wind Speed in Tongyeong in December

Wind speeds average 2 m/s (4 knots) during December. At this speed, expect light breezes that you can feel on your face and cause leaves to rustle gently. Since this is an average, some days are calmer with barely any wind while others have more noticeable gentle breezes.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Tongyeong. Our weather planner can help you explore destinations with more pleasant weather conditions.

Tongyeong Temperature in December

Min Temperature
4°C (39°F)
Max Temperature
10°C (50°F)
Chance of Rain
15%
Precipitation
34 mm (1.3 in)
Rainy days
4 days
Humidity
61% *
Windspeed
2 m/s (4 knots) *
Sunshine
186 hours *
Percentage Sunshine
61% *
* Data from: Chungmu, South Korea (2 KM, 1 Miles).

Tongyeong Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Tongyeong - and find the best time to visit.

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Tongyeong typically drop from around 12°C (54°F) at the start of December to approximately 8°C (46°F) by the end. Nights are very cold, with lows typically ranging from -3°C (27°F) to 1°C (34°F).

Average temperatures in December

Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in December

Historical weather records for Tongyeong in December

Browse day-by-day weather records for Tongyeong spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Tongyeong historical weather extremes in December

Our historical data for Tongyeong spans 1976 to 2025, revealing these weather extremes.

  • On December 10, 2023, temperatures climbed to 20°C (68°F), marking the warmest December day on record.
  • On December 26, 2025, Tongyeong saw its coldest December day with temperatures maxing out at -1°C (30°F).
  • The coldest night in December in Tongyeong was on December 30, 2006, with a minimum of -11°C (12°F).

Best Places in South Korea in December

Find out more about the weather in South Korea and which places have the best travel conditions in this month. See all of South Korea in December →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Tongyeong in December

The weather can swing between comfortable and chilly in December, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Light rain is possible, so consider bringing a small umbrella or rain jacket. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Tongyeong in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    5/10
  • Cycling
    6/10
  • Walking
    6/10
  • Camping
    5/10
  • Outdoor sports
    6/10

Tongyeong 3-Day Forecast

More climate data for Tongyeong

Popular in December

Where to go in December - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.